1285807688

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{75707}}^1$

素因数の和:75917

約数の個数: 32

約数和(自身を含む): 2643723360

約数和(自身を除く): 1357915672

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 193, 386, 772, 1544, 2123, 4246, 8492, 16984, 75707, 151414, 302828, 605656, 832777, 1665554, 3331108, 6662216, 14611451, 29222902, 58445804, 116891608, 160725961, 321451922, 642903844, 1285807688]

約数ペア:

[(1, 1285807688), (2, 642903844), (4, 321451922), (8, 160725961), (11, 116891608), (22, 58445804), (44, 29222902), (88, 14611451), (193, 6662216), (386, 3331108), (772, 1665554), (1544, 832777), (2123, 605656), (4246, 302828), (8492, 151414), (16984, 75707)]